School roof poured and FINISHED! June 7, 2014 My feet firmly planted on the NEW cement ROOF!!! Over 20 hours of WORK more than 50 men and NO INJURIES!!! PRAISE THE LORD!!! …now I need to get down from the nice sturdy roof! Like Tweet +1 Pin it 1 Comment Write usman khatri June 12, 2014 Reply We will also learn how to finish off and cure compost so that it is a stable material you can use directly or in compost tea applications.modified bitumen Write a comment: Cancel replyCommentName * Email * Website Your email address will not be published.